John W. Greig (born April 28, 1961 in Sacramento, California) is a retired American basketball player, formerly in the National Basketball Association (NBA). A 6'7" (2.01 m) and 210 lb (95 kg) small forward, Greig played competitively at Timberline High School in Lacey, Washington and played college basketball at Wenatchee Valley Community College and at the University of Oregon. He is also Tate Kuykendall's uncle.